How To Write A Letter To Inquire About A Position . In your letter of interest, you should include the type of job you are seeking, and how your skills and experience make you an excellent candidate. This letter inquires about job openings at a networking contact's employer. Employment Inquiry Letter Sample Templates from www.sample-templatess123.com Regarding your advertisement, i wish to submit my candidature for the position of junior network administrator. Generally, job inquiry letters, like professional cover letters, should be between three and four paragraphs long — and less than one page. Go through your network first ( check out your linkedin, as well as other former colleagues and.